Map projections

Tobias Jung – URL: https://map-projections.net

Comparison: Cahill-Keyes vs. Waterman Butterfly (alternative arrangement)

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Projection Informations


Creator
Cahill-Keyes	Gene Keyes (1975)
Waterman Butterfly (alternative arrangement)	Steve Waterman (1996)
Group
Cahill-Keyes	Polyhedral
Waterman Butterfly (alternative arrangement)	Polyhedral
Property
Cahill-Keyes	Compromise
Waterman Butterfly (alternative arrangement)	Compromise
Other Names
Cahill-Keyes	—
Waterman Butterfly (alternative arrangement)	—
Remarks
Cahill-Keyes	Inspired by the butterfly map by Bernard J. S. Cahill (1903). More information in my blog.
Waterman Butterfly (alternative arrangement)	Inspired by the butterfly map by Bernard J. S. Cahill (1903). Usually, the four tips which show Antarctica get cut off to be assembled in an »island« below the butterfly. More information in my blog.
recommended comparisons
Cahill-Keyes	Waterman Butterfly
Waterman Butterfly (alternative arrangement)	Cahill Conformal Butterfly Cahill-Keyes
This pairing is among the list of recommended pairings – but why? These two are actually more similar than it might seem at first glance.

	Cahill-Keyes	Waterman Butterfly (alternative arrangement)
Creator	Gene Keyes (1975)	Steve Waterman (1996)
Group	Polyhedral	Polyhedral
Property	Compromise	Compromise
Other Names	—	—
Remarks	Inspired by the butterfly map by Bernard J. S. Cahill (1903). More information in my blog.	Inspired by the butterfly map by Bernard J. S. Cahill (1903). Usually, the four tips which show Antarctica get cut off to be assembled in an »island« below the butterfly. More information in my blog.
recommended comparisons	Waterman Butterfly	Cahill Conformal Butterfly Cahill-Keyes
This pairing is among the list of recommended pairings – but why? These two are actually more similar than it might seem at first glance.

1. Comparison: Physical Map – scaled to fit

Cahill-Keyes

Cahill-Keyes

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement)

Cahill-Keyes CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) CC BY-SA

CC BY-SA

2. Comparison: Political Map – scaled to fit

Cahill-Keyes

Cahill-Keyes

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement)

Cahill-Keyes CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) CC BY-SA

CC BY-SA

3. Comparison: Silhouette Map – scaled to fit

Click on projection’s name to hide it
Grey areas: Superimposition of projections

Cahill-Keyes Silhouette Map

Waterman Butterfly (alternative arrangement) Silhouette Map

Cahill-Keyes Silhouette Map CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Silhouette Map CC BY-SA

CC BY-SA

4. Comparison: Tissot Indicatrix, 30° – scaled to fit

Cahill-Keyes

Cahill-Keyes Tissot Indicatrix

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement) Tissot Indicatrix

Cahill-Keyes Tissot Indicatrix CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Tissot Indicatrix CC BY-SA

CC BY-SA

5. Comparison: Physical Map – scaled to same width

Cahill-Keyes

Cahill-Keyes

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement)

Cahill-Keyes CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) CC BY-SA

CC BY-SA

6. Comparison: Political Map – scaled to same width

Cahill-Keyes

Cahill-Keyes

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement)

Cahill-Keyes CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) CC BY-SA

CC BY-SA

7. Comparison: Silhouette Map – scaled to same width

Click on projection’s name to hide it
Grey areas: Superimposition of projections

Cahill-Keyes Silhouette Map

Waterman Butterfly (alternative arrangement) Silhouette Map

Cahill-Keyes Silhouette Map CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Silhouette Map CC BY-SA

CC BY-SA

8. Comparison: Tissot Indicatrix, 30° – scaled to same width

Cahill-Keyes

Cahill-Keyes Tissot Indicatrix

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement) Tissot Indicatrix

Cahill-Keyes Tissot Indicatrix CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Tissot Indicatrix CC BY-SA

CC BY-SA

9. Comparison: Tissot Indicatrix, 15° – scaled to fit

Cahill-Keyes

Cahill-Keyes Tissot Indicatrix

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement) Tissot Indicatrix

Cahill-Keyes Tissot Indicatrix CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Tissot Indicatrix CC BY-SA

CC BY-SA

10. Comparison: Tissot Indicatrix, 15° – scaled to same width

Cahill-Keyes

Cahill-Keyes Tissot Indicatrix

Waterman Butterfly (alternative arrangement)

Waterman Butterfly (alternative arrangement) Tissot Indicatrix

Cahill-Keyes Tissot Indicatrix CC BY-SA

CC BY-SA

Tobias Jung Waterman Butterfly (alternative arrangement) Tissot Indicatrix CC BY-SA

CC BY-SA